package chapter02;

public class Example21 {
    public static void main(String[] args) {
        int sum1 = add(1, 2);
        int sum2 = add(1, 2, 3);
        double sum3 =add(1.2, 2.3);
        System.out.println("sum1=" +sum1);
        System.out.println("sum2=" +sum2);
        System.out.println("sum3=" +sum3);

    }
    public static int add(int x, int y){
        return x + y;
    }
    public static int add(int x, int y, int z){
        return x + y + z;
    }
    public static double add(double x, double  y){
        return x + y;
    }
}
